How to create a dome top-decrease

greetings!, I’m building a simple knitt stitch hat on circular needles, with 116 stitches. what is the best way to decrease, so that i create a dome like top? your help is appreciated, I’m a bit new at this.
bless!

This should help you
Super Simple Circular Hat Calculator

[size=2]Mod Squad was here (link shortened)[/size]